GFB Hybrid BOV Dump Valve For Subaru Impreza WRX STI MY01-07 (New Age) Product_Intercooler Our direct-fit

Our direct-fit

Increasing the bore of the downpipe and replacing the restrictive catalytic converter allows the exhaust gasses to flow much more freely

- Made From top-quality Carbon Fibre

Overall Width (mm) 670

Item need to Bond on to the Original Spoiler

GFB Hybrid BOV Dump Valve For Subaru Impreza WRX STI MY01-07 (New Age) Product_Intercooler Our direct-fitAll the Performance with the Noise! The Hybrid valve is back! In 1999, GFBs first Hybrid valve pioneered the dual port design, which was so successful the technology has since been adopted by most other brands. By staging the two venting outlets, at low valve lifts most of the air is recirculated. As the car is driven harder, the valve opens further and more of the atmosphere venting port is exposed for a louder sound. As a benefit, this system makes